Display device

• US 9,392,715 B2
• Filed: 10/30/2013
• Issued: 07/12/2016
• Est. Priority Date: 01/07/2010
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Hwang, Kwang Sung, Park, Hyung Suk
• Primary Examiner(s): Bui, Hung S
• Application Number:
  US14/066,792
• Publication Number:
  US 20140055960A1
• Time in Patent Office: 986 Days
• Field of Search: 361/799, 361/816, 361/818, 361/728, 361/800, 349/56, 349/59, 349/60, 349/72
• US Class Current: 1/1
• CPC Class Codes: G06F 1/1601 Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays constructional details related to flat displays integrated in a portable computer, e.g. laptop, handheld computer G06F1/1637; constructional details related to television receivers H04N5/64
• CPC Class Codes: H05K 5/0017 with operator interface units
• CPC Class Codes: H05K 5/0026 provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
• CPC Class Codes: H05K 5/02 Details
• CPC Class Codes: H05K 5/0247 Electrical details of casings, e.g. terminals, passages for cables or wiring
• CPC Class Codes: H05K 5/03 Covers
• CPC Class Codes: H05K 7/02 Arrangements of circuit components or wiring on supporting structure

Abstract

A display device having a compact structure includes a main board and an inverter board of the display device connected to each other. A bracket supports the main board and the inverter board. The bracket includes a shielding part to block electromagnetic waves, an inverter board holding part to allow the inverter board to be easily seated on the bracket, and a support and fixing part to support and fix the bracket. Further, a front cover and a back cover are connected in a snap-fit manner, and a bottom chassis includes a cable receipt groove to organize the internal wiring of the display device.

Claims

1. A display device comprising:

a display module including a display panel and a panel driving part;

a cover support the display module;

a first board electrically connected with the display module to control the display module, and including a power input terminal and a plurality of external signal input terminal;

a second board electrically connected with the power input terminal of the first board, the power input terminal being configured to supply power to both the second board and the panel driving part; and

a button part having at least one menu button,

wherein the first and the second boards, and the button part are disposed on a rear side of the display module and electrically connected to each other, and

wherein the rear side of the display module is covered by the cover and the cover having a hole to expose the plurality of external signal input terminal and the at least one menu button.

2. The display device according to claim 1, wherein:

the display module further includes a back light unit and a bottom chassis provided to receive the display panel and the back light unit; and

the bottom chassis includes a cable receipt groove provided to receive a cable connecting the back light unit and the second board.

3. The display device according to claim 1, further comprises a front cover provided in front of the display panel to support the display module, and a bracket provided on the rear side of the display module to support at least one of the first and second boards.

4. The display device according to claim 3, wherein:

the bracket includes a support and fixing part to support and fix the bracket; and

the bracket is fixed to the rear side of the display module by inserting fixing protrusions formed on the front cover into the support and fixing part.

5. The display device according to claim 3, wherein the bracket includes a shielding part provided to block electromagnetic waves generated from the first board.

6. The display device according to claim 3, wherein the bracket includes a board holding part provided to allow at least one of the first and second boards to be inserted thereinto.

7. The display device according to claim 6, wherein the board holding part includes side guides to guide the side surface of the second board, upper guides to guide the upper portion of the second board, and lower guides to guide the lower portion of the second board.

8. The display device according to claim 3, wherein the bracket includes electromagnetic wave blocking gaskets provided between the bracket and the display module to block electromagnetic waves.

9. The display device according to claim 1, further comprises a stand supporting the display device and a reinforcing bracket disposed between the display module and the cover, and wherein the stand connected to the reinforcing bracket.

10. The display device according to claim 9, wherein the stand directly connected with the reinforcing bracket to support the display device on a surface.

11. The display apparatus according to claim 1, wherein the display module further includes a bottom chassis provided to receive the display panel.

12. The display apparatus according to claim 11, wherein the first board, the second board and the at least one menu button are mounted on the bottom chassis.

13. The display apparatus according to claim 12, wherein the first board, the second board and the at least one menu button are directly mounted on the bottom chassis.

14. A display device comprising:

a display module including a display panel and a panel driving part;

a cover mounted to the display module;

a plurality of circuit boards electrically connected with the display module to supply power and to control the display module;

a button part having a plurality of menu buttons,

wherein the plurality of circuit boards include an input terminal and a plurality of external signal input terminals, and

wherein the plurality of circuit boards and the button part are disposed at a rear side of the display module and are covered by the cover and the cover having a plurality of holes to expose the at least one external signal input terminal and the at least one menu button, respectively.

15. The display device according to claim 14, wherein:

the plurality of circuit boards include a first board and a second board,

the first board is configured to electrically connect with the display module to supply a video signal to the display module, and

the second board is electrically connected with the first board and the second board is configured to supply power to the display module.

16. The display device according to claim 15, wherein the display module comprising:

a back light unit; and

a bottom chassis provided to receive the display panel and the back light unit,

wherein the second board is configured to supply power to the back light unit.

17. The display device according to claim 16, wherein the bottom chassis includes a cable receipt groove provided to receive a cable connecting the back light unit and the second board.

18. The display device according to claim 15, wherein the second board is disposed adjacent to the first board.

19. The display device according to claim 18, wherein the first board is connected to the second board via a connection terminal.

20. The display device according to claim 14, further comprises a bracket provided on the rear side of the display module to support the at least one circuit board of the plurality of circuit boards.

21. The display device according to claim 20, wherein:

the bracket includes a support and fixing part to support and fix the bracket; and

the bracket is fixed to the rear side of the display module by inserting fixing protrusions formed on the front cover into the support and fixing part.

22. The display device according to claim 20, wherein:

the plurality of circuit boards include a first board and a second board; and

the bracket further comprises a board holding part provided to allow the second board to be inserted thereinto.

23. The display device according to claim 14, further comprising a shielding side which is disposed between at least one circuit board and the rear side of the display module and which is provided to block electromagnetic waves generated from the plurality of circuit boards.

24. The display device according to claim 14, wherein an edge portion of the button part is covered by the cover.

25. The display device according to claim 14, further comprising:

a stand supporting the display device; and

a reinforcing bracket disposed between the display module and the cover,

wherein the stand is connected to the reinforcing bracket.

26. The display according to claim 25, wherein the stand is directly connected with the reinforcing bracket to support the display device on a surface.

27. The display device according to claim 14, wherein the input terminal is a terminal configured to receive power.

28. The display apparatus according to claim 14, wherein the display module further includes a bottom chassis provided to receive the display panel.

29. The display apparatus according to claim 28, wherein the plurality of circuit boards and the plurality of menu buttons are mounted on the bottom chassis.

30. The display apparatus according to claim 29, wherein the plurality of circuit boards and the plurality of menu buttons are directly mounted on the bottom chassis.

31. The display apparatus according to claim 14, wherein the cover is composed of a single member and configured to cover the plurality of circuit boards while surrounding the button part.

32. A display device comprising:

a display module including a display panel;

a first board disposed at a rear side of the display module and having a plurality of external signal input terminals;

a second board configured to supply power to the display module and disposed at the rear side of the display module with the first board;

a button part having a plurality of buttons and disposed at the rear side of the display module with the first board and the second board;

a cover disposed at the rear side of the, display module, and the cover having a plurality of holes to expose at least one of the buttons and the plurality of external signal input terminals;

a bracket disposed between the display module and the cover; and

a stand connectable to the bracket to support the display device.

33. The display device according to claim 32, wherein the cover covers an exterior side of the button part and allows only the plurality of buttons to be exposed through the plurality of holes.

34. The display device according to claim 32, wherein an edge portion of the button part is covered by the cover.

35. The display device according to claim 32, wherein the second board disposed adjacent to the first board.

36. The display device according to claim 35, wherein the first board is connected to the second board via a connection terminal.

37. The display device according to claim 32, further comprises another bracket provided on the rear side of the display module to support at least one of the first board and the second board.

38. The display device according to claim 37, wherein the another bracket includes a support and fixing part to support and fix the another bracket at the rear side of the display module.

39. The display device according to claim 37, wherein the another bracket includes a shielding part is disposed between the first board and the rear side of the display module, and the shielding part is provided to block electromagnetic waves generated from the first board.

40. The display device according to claim 37, wherein the another bracket includes a shielding part is disposed between the second board and the rear side of the display module, and the shielding part is provided to block electromagnetic waves generated from the second board.

41. The display device according to claim 32, wherein the display module further includes a back light unit, and

wherein the second board is configured to supply power to the back light unit.

42. The display device according to claim 32, further comprises a front cover provided in front of the display module to receive the display module,

wherein the front cover is not provided with a button at a front side of the front cover and a lateral side of the front cover.

43. The display device according to claim 32, wherein the display panel includes a liquid crystal display (LCD) on which the image is displayed, and a panel driving part to drive the liquid crystal display panel.

44. The display device according to claim 32, wherein the bracket reinforces the cover.

45. The display device according to claim 44, wherein the stand is directly connected to the bracket to support the display device on a surface.

46. The display device according to claim 32, wherein:

the button part is disposed on a rear side of the display module and fixed to the rear side of the display module; and

the cover covers a portion of the rear side of the display module.

47. The display apparatus according to claim 32, wherein the display module further includes a bottom chassis provided to receive the display panel.

48. The display apparatus according to claim 47, wherein the first board, the second board and the plurality of buttons are mounted on the bottom chassis.

49. The display apparatus according to claim 48, wherein the first board, the second board and the plurality of buttons are directly mounted on the bottom chassis.

50. The display apparatus according to claim 32, wherein the first board and the second board are installed at a center of the rear side of the display module.

51. The display apparatus according to claim 32, wherein the button part is installed at a periphery of the rear side of the display module.

52. A display apparatus comprising:

a display module including a display panel;

an input unit configured to receive external signals;

a control unit configured to control the display panel to display images based on the received external signals;

a plurality of buttons connected to the control unit;

a cover coupled to the display module,

wherein all of the buttons that are externally exposed are located at a rear side of the display module;

a bracket disposed between the display module and the cover; and

a stand connectable to the bracket to support the display apparatus.

53. The display apparatus of claim 52, wherein the buttons and a portion of the input unit are exposed through an opening formed in the cover.

54. The display apparatus of claim 52, further comprises a first board configured to supply signals to the display module, and a second board configured to supply power to the display module,

wherein the first board and the second board are disposed at a rear side of the display module.

55. The display apparatus according to claim 54, further comprises another bracket provided on the rear side of the display module to support the first board and the second board.

56. The display apparatus according to claim 54, wherein the second board is disposed adjacent to the first board.

57. The display apparatus according to claim 56, wherein the first board is connected to the second board via a connection terminal.

58. The display apparatus according to claim 54, wherein the display module further includes a bottom chassis provided to receive the display panel.

59. The display apparatus according to claim 58, wherein the first board, the second board and the plurality of buttons are mounted on the bottom chassis.

60. The display apparatus according to claim 59, wherein the first board, the second board and the plurality of buttons are directly mounted on the bottom chassis.

61. The display apparatus according to claim 52, further comprises a front cover provided in front of the display module to receive the display module,

wherein the front cover is not provided with a button at a front side of the front cover and a lateral side of the front cover.

62. The display apparatus according to claim 52, wherein the display module is not provided with a button at a front side of the display module and a lateral side of the display module.

63. The display apparatus according to claim 52, wherein the bracket reinforces the cover.

64. The display apparatus according to claim 63, wherein the stand is directly connected with the bracket to support the display apparatus on a surface.

65. The display apparatus according to claim 52, wherein the plurality of buttons are connected to the control unit through at least one cable.

66. The display apparatus according to claim 52, wherein:

the buttons are disposed on a rear side of the display module and fixed to the rear side of the display module; and

the cover covers a portion of the rear side of the display module.

67. A display apparatus comprising:

a display module including a display panel;

a plurality of circuit boards electrically connected with the display module to supply power and to control the display module;

a cover coupled to the display module; and

a plurality of menu buttons of a button part connected to the display module,

wherein the plurality of circuit boards include an input terminal to receive external signals for the display of images on the display panel,

wherein at least some of the menu buttons that are externally exposed through the cover are located on a side opposite to the display panel of the display module;

a bracket disposed between the display module and the cover; and

a stand connectable to the bracket to support the display apparatus.

68. The display apparatus of claim 67, wherein the input terminal is externally exposed through the cover and is located on the opposite side to the display panel of the display module.

69. The display apparatus of claim 67, wherein the bracket reinforces the cover.

70. The display apparatus according to claim 69, wherein the stand is directly connected with the bracket to support the display apparatus on a surface.

71. The display apparatus according to claim 67, wherein:

the button part is disposed on a rear side of the display module and fixed to the rear side of the display module; and

the cover covers a portion of the rear side of the display module.

72. The display apparatus according to claim 67, wherein the display module further includes a bottom chassis provided to receive the display panel.

73. The display apparatus according to claim 72, wherein the plurality of circuit boards and the menu buttons are mounted on the bottom chassis.

74. The display apparatus according to claim 73, wherein the plurality of circuit boards and the menu buttons are directly mounted on the bottom chassis.